jaganathanvasanthan jaganathanvasanthan

22-09-2020
Mathematics

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A wallet containing $40 has three times as many $1 notes as $5. Find the number of each kind. (Pls give answer urgently needed with working)

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emloser66 emloser66

22-09-2020

x=one dollar
y=5 dollar

x=3y
1x+5y=40
3y+5y=40
8y=40
divide 8
y=5
x=3y
x=3(5)
x=15

15 one dollars
5 five dollars

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